1. He is too young to go to school
He is not old enought to go to school
2. Het hair is long and black
She has a long and black hair
3.He'd rather play soccer than tennis
He prefers playing soccer to playing tennis
4.The water is so dirty that he can't go siwmming
The water is such a dirty that he can't go swimming
5.I gave up somking ten years ago
I used to smokingten years age
6. Do you have a cheaper coputer than this?
Is this a cheaper computer than this, isn't it?
8. When I was a child,I was afraid of ghost
I used to afraid of ghost when I was child
9. It isn't important for you to finish the work today
You don't have to finish the work today
10. I last read a book on September 20
I haven't read a book since September 20
11. It started to snow at 5 o'clock
It has snowed since 5 o'clock
12. This book is very boring,and so is that one
This book is as boring as that one